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How to monitor battery with ADC on ATMEGA128 ? Hello Guys, Does anyone of you have experience with battery monitoring ? Which one is good for monitoring 12V battery ? I saw DS248....what do you reckon ? I want to monitor my... |
Friday, 13 September 2013 - 15:34 |
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SPI init on ATMEGA128? Guys Do I make a correct SPI init on ATMEGA128 ? My clock is 16Mhz, what's the clock for SPI (SCK) ? void spi_init(void) { SPCR = 0x52; //setup SPI: Master mode, MSB first, SCK... |
Sunday, 8 September 2013 - 06:47 |
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ADC and NTC question ?? Guys, Why is my temperature decreasing ( doing the reverse way) ? Actually it should go up, Here's the circuit... http://i129.photobucket.com/albums/p231/picture_77/... |
Wednesday, 4 September 2013 - 14:00 |
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SDIO and SPI peripheral on AVR? Guys, Can I use the same SDcard for SDIO and SPI ? Does anyone know which AVR can support SDIO ? Any ideas or experiences will be appreciated, Thanks |
Wednesday, 4 September 2013 - 12:19 |
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What's the value for TWBR on ATMEGA128 16Mhz ? Guys, What's the value for TWBR on ATMEGA128 16Mhz ? is it 0x48 ? TWSR = 0x00 I want to use it with DS1307 ? thanks |
Sunday, 1 September 2013 - 13:25 |
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Isolator cover on PCB ? Guys, What's the name of isolator cover on PCB ? the green color paint ? Can I buy it from bunning ? Can it resist heat ? I can see it as an isolator paint with green /blue /red... |
Friday, 30 August 2013 - 22:06 |
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Counting a pulse question ? Guys, I'm trying to count a pulse from T0 input on P3.4, Here's the code : sbit counter_input=P3^4; //input pulse from op-amp void init_timer() { TL0=0x00; //TH0=0x00;... |
Wednesday, 28 August 2013 - 23:48 |
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ISP without AVCC ? Guys, Is it possible for me doing ISP without AVCC connected ? Any infos will be appreciated, Thanks |
Wednesday, 28 August 2013 - 22:36 |
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question about define F_CPU 16000000UL? Guys, I have put #define F_CPU 16000000UL // 16 MHz but when I give _delay_ms(2500); It's not giving me 2.5 seconds, Any ideas why ? Thanks for helping |
Wednesday, 28 August 2013 - 12:06 |
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can I use TCRT5000 for UART comm ? Folks, Can I use TCRT5000 for UART comm ? Any ideas would be appreciated, Thank you |
Monday, 5 August 2013 - 23:53 |
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SS on SdCard and CS on peripheral chip ? Guys, Is SS on SD card equal to CS ? Slave select equal to Chip Select ? So I can use one of my GPIO of ATMEGA128 to control SS ? Thanks |
Sunday, 4 August 2013 - 22:38 |
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How to use Wifi with AVR ? Guys, Does anyone of you know on how to use Wifi with AVR ? Is it another SPI device or there's a special uC with this ability ? Any links or references will be appreciated, Thanks |
Wednesday, 31 July 2013 - 23:59 |